diff options
Diffstat (limited to 'lux-r/source/luxc/lang/translation/r/case.jvm.lux')
| -rw-r--r-- | lux-r/source/luxc/lang/translation/r/case.jvm.lux | 195 |
1 files changed, 0 insertions, 195 deletions
diff --git a/lux-r/source/luxc/lang/translation/r/case.jvm.lux b/lux-r/source/luxc/lang/translation/r/case.jvm.lux deleted file mode 100644 index 42460b620..000000000 --- a/lux-r/source/luxc/lang/translation/r/case.jvm.lux +++ /dev/null @@ -1,195 +0,0 @@ -(.module: - lux - (lux (control [monad #+ do] - ["ex" exception #+ exception:]) - (data [number] - [text] - text/format - (coll [list "list/" Functor<List> Fold<List>] - (set ["set" unordered #+ Set]))) - [macro #+ "meta/" Monad<Meta>] - (macro [code])) - (luxc [lang] - (lang [".L" variable #+ Register Variable] - ["ls" synthesis #+ Synthesis Path] - (host [r #+ Expression SVar @@]))) - [//] - (// [".T" runtime] - [".T" primitive] - [".T" reference])) - -(def: #export (translate-let translate register valueS bodyS) - (-> (-> Synthesis (Meta Expression)) Register Synthesis Synthesis - (Meta Expression)) - (do macro.Monad<Meta> - [valueO (translate valueS) - bodyO (translate bodyS) - #let [$register (referenceT.variable register)]] - (wrap (r.block - ($_ r.then - (r.set! $register valueO) - bodyO))))) - -(def: #export (translate-record-get translate valueS pathP) - (-> (-> Synthesis (Meta Expression)) Synthesis (List [Nat Bit]) - (Meta Expression)) - (do macro.Monad<Meta> - [valueO (translate valueS)] - (wrap (list/fold (function (_ [idx tail?] source) - (let [method (if tail? - runtimeT.product//right - runtimeT.product//left)] - (method source (r.int (:coerce Int idx))))) - valueO - pathP)))) - -(def: #export (translate-if testO thenO elseO) - (-> Expression Expression Expression Expression) - (r.if testO thenO elseO)) - -(def: $savepoint (r.var "lux_pm_cursor_savepoint")) -(def: $cursor (r.var "lux_pm_cursor")) - -(def: top r.length) -(def: next (|>> r.length (r.+ (r.int 1)))) -(def: (push! value var) - (-> Expression SVar Expression) - (r.set-nth! (next (@@ var)) value var)) -(def: (pop! var) - (-> SVar Expression) - (r.set-nth! (top (@@ var)) r.null var)) - -(def: (push-cursor! value) - (-> Expression Expression) - (push! value $cursor)) - -(def: save-cursor! - Expression - (push! (r.slice (r.float 1.0) (r.length (@@ $cursor)) (@@ $cursor)) - $savepoint)) - -(def: restore-cursor! - Expression - (r.set! $cursor (r.nth (top (@@ $savepoint)) (@@ $savepoint)))) - -(def: cursor-top - Expression - (|> (@@ $cursor) (r.nth (top (@@ $cursor))))) - -(def: pop-cursor! - Expression - (pop! $cursor)) - -(def: pm-error (r.string "PM-ERROR")) - -(def: fail-pm! (r.stop pm-error)) - -(def: $temp (r.var "lux_pm_temp")) - -(exception: #export (Unrecognized-Path {message Text}) - message) - -(def: $alt_error (r.var "alt_error")) - -(def: (pm-catch handler) - (-> Expression Expression) - (r.function (list $alt_error) - (r.if (|> (@@ $alt_error) (r.= pm-error)) - handler - (r.stop (@@ $alt_error))))) - -(def: (translate-pattern-matching' translate pathP) - (-> (-> Synthesis (Meta Expression)) Path (Meta Expression)) - (case pathP - (^code ("lux case exec" (~ bodyS))) - (do macro.Monad<Meta> - [bodyO (translate bodyS)] - (wrap bodyO)) - - (^code ("lux case pop")) - (meta/wrap pop-cursor!) - - (^code ("lux case bind" (~ [_ (#.Nat register)]))) - (meta/wrap (r.set! (referenceT.variable register) cursor-top)) - - (^template [<tag> <format>] - [_ (<tag> value)] - (meta/wrap (r.when (r.not (r.= (|> value <format>) cursor-top)) - fail-pm!))) - ([#.Bit r.bool] - [#.Frac r.float] - [#.Text r.string]) - - (^template [<tag> <format>] - [_ (<tag> value)] - (meta/wrap (r.when (r.not (runtimeT.int//= (|> value <format>) cursor-top)) - fail-pm!))) - ([#.Nat (<| runtimeT.int (:coerce Int))] - [#.Int runtimeT.int] - [#.Rev (<| runtimeT.int (:coerce Int))]) - - (^template [<pm> <getter>] - (^code (<pm> (~ [_ (#.Nat idx)]))) - (meta/wrap (push-cursor! (<getter> cursor-top (r.int (:coerce Int idx)))))) - (["lux case tuple left" runtimeT.product//left] - ["lux case tuple right" runtimeT.product//right]) - - (^template [<pm> <flag>] - (^code (<pm> (~ [_ (#.Nat idx)]))) - (meta/wrap ($_ r.then - (r.set! $temp (runtimeT.sum//get cursor-top (r.int (:coerce Int idx)) <flag>)) - (r.if (r.= r.null (@@ $temp)) - fail-pm! - (push-cursor! (@@ $temp)))))) - (["lux case variant left" r.null] - ["lux case variant right" (r.string "")]) - - (^code ("lux case seq" (~ leftP) (~ rightP))) - (do macro.Monad<Meta> - [leftO (translate-pattern-matching' translate leftP) - rightO (translate-pattern-matching' translate rightP)] - (wrap ($_ r.then - leftO - rightO))) - - (^code ("lux case alt" (~ leftP) (~ rightP))) - (do macro.Monad<Meta> - [leftO (translate-pattern-matching' translate leftP) - rightO (translate-pattern-matching' translate rightP)] - (wrap (r.try ($_ r.then - save-cursor! - leftO) - #.None - (#.Some (pm-catch ($_ r.then - restore-cursor! - rightO))) - #.None))) - - _ - (lang.throw Unrecognized-Path (%code pathP)) - )) - -(def: (translate-pattern-matching translate pathP) - (-> (-> Synthesis (Meta Expression)) Path (Meta Expression)) - (do macro.Monad<Meta> - [pattern-matching! (translate-pattern-matching' translate pathP)] - (wrap (r.try pattern-matching! - #.None - (#.Some (pm-catch (r.stop (r.string "Invalid expression for pattern-matching.")))) - #.None)))) - -(def: (initialize-pattern-matching! stack-init) - (-> Expression Expression) - ($_ r.then - (r.set! $cursor (r.list (list stack-init))) - (r.set! $savepoint (r.list (list))))) - -(def: #export (translate-case translate valueS pathP) - (-> (-> Synthesis (Meta Expression)) Synthesis Path (Meta Expression)) - (do macro.Monad<Meta> - [valueO (translate valueS) - pattern-matching! (translate-pattern-matching translate pathP)] - (wrap (r.block - ($_ r.then - (initialize-pattern-matching! valueO) - pattern-matching!))))) |